diff --git a/sdk_container/src/third_party/portage-stable/eclass/libtool.eclass b/sdk_container/src/third_party/portage-stable/eclass/libtool.eclass
index a38f415882..9797b22aab 100644
--- a/sdk_container/src/third_party/portage-stable/eclass/libtool.eclass
+++ b/sdk_container/src/third_party/portage-stable/eclass/libtool.eclass
@@ -1,4 +1,4 @@
-# Copyright 1999-2021 Gentoo Authors
+# Copyright 1999-2023 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
 # @ECLASS: libtool.eclass
@@ -17,10 +17,10 @@
 if [[ -z ${_LIBTOOL_ECLASS} ]]; then
 _LIBTOOL_ECLASS=1
 
-case ${EAPI:-0} in
-	5|6) DEPEND=">=app-portage/elt-patches-20170815" ;;
+case ${EAPI} in
+	6) DEPEND=">=app-portage/elt-patches-20170815" ;;
 	7|8) BDEPEND=">=app-portage/elt-patches-20170815" ;;
-	*) die "${ECLASS}: EAPI ${EAPI} not supported" ;;
+	*) die "${ECLASS}: EAPI ${EAPI:-0} not supported" ;;
 esac
 
 inherit toolchain-funcs